Cornerstone School

State-Funded School

cornerstone-school-bexley-london

LondonRegion

BexleyLocal Authority

Erith and ThamesmeadConstituency

DA17 6DWPostcode

0.8

Academic Performance

Ofsted

About the School

Cornerstone School is a state-funded special for pupils aged 11–19, located in Bexley, London.

The school is rated Good by Ofsted. It currently serves 112 pupils. Cornerstone School is part of Trinitas Academy Trust.

Ofsted Rating

Safeguarding effective

Yes

Rating last maintained

2024

Subject Areas

Leadership &management

Outstanding

Quality ofeducation

Good

Personaldevelopment

Good

Behaviour &attitudes

Outstanding

Academic Performance

Well below average

Ranked against secondary schools in England · 2024-25

Attainment 8: 6.4
Grade 5+ in English & maths: 0%
EBacc average point score: 0.49

Ethnicity

White

86%

Asian

<1%

Black

Mixed

Pupils

112

Total Pupils

64%Boys

36%Girls

Pupil Characteristics

Free school meals

44%

England average

27%

First language not English

England average

22%

Young carers

<1%

England average

0%25%50%75%100%

DfE school census, January 2026.

Key Information

Phase: Special
Age range: 11 – 19
Deprivation band: Deprived
Total pupils: 112
IDACI quintile: 4 (Less deprived)
MAT name: Trinitas Academy Trust

Inspection history

Ofsted has published one graded inspection for this school. Ungraded and monitoring visits are not shown.

Report published					Overall
14 Jul 2024	Outstanding	Good	Good	Outstanding	Good

A grey dot means Ofsted did not report that judgement in the inspection of the day — the sub-judgements shown here were introduced with the 2019 framework.

Ofsted data as at 31 December 2024. A school may have been inspected since, or had an ungraded visit that does not change its grade — check Ofsted’s own record.